40152320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 109885440

約数和(自身を除く): 69733120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 127, 128, 130, 152, 160, 190, 208, 247, 254, 256, 260, 304, 320, 380, 416, 494, 508, 520, 608, 635, 640, 760, 832, 988, 1016, 1040, 1216, 1235, 1270, 1280, 1520, 1651, 1664, 1976, 2032, 2080, 2413, 2432, 2470, 2540, 3040, 3302, 3328, 3952, 4064, 4160, 4826, 4864, 4940, 5080, 6080, 6604, 7904, 8128, 8255, 8320, 9652, 9880, 10160, 12065, 12160, 13208, 15808, 16256, 16510, 16640, 19304, 19760, 20320, 24130, 24320, 26416, 31369, 31616, 32512, 33020, 38608, 39520, 40640, 48260, 52832, 62738, 63232, 66040, 77216, 79040, 81280, 96520, 105664, 125476, 132080, 154432, 156845, 158080, 162560, 193040, 211328, 250952, 264160, 308864, 313690, 316160, 386080, 422656, 501904, 528320, 617728, 627380, 772160, 1003808, 1056640, 1254760, 1544320, 2007616, 2113280, 2509520, 3088640, 4015232, 5019040, 8030464, 10038080, 20076160, 40152320]

約数ペア:

[(1, 40152320), (2, 20076160), (4, 10038080), (5, 8030464), (8, 5019040), (10, 4015232), (13, 3088640), (16, 2509520), (19, 2113280), (20, 2007616), (26, 1544320), (32, 1254760), (38, 1056640), (40, 1003808), (52, 772160), (64, 627380), (65, 617728), (76, 528320), (80, 501904), (95, 422656), (104, 386080), (127, 316160), (128, 313690), (130, 308864), (152, 264160), (160, 250952), (190, 211328), (208, 193040), (247, 162560), (254, 158080), (256, 156845), (260, 154432), (304, 132080), (320, 125476), (380, 105664), (416, 96520), (494, 81280), (508, 79040), (520, 77216), (608, 66040), (635, 63232), (640, 62738), (760, 52832), (832, 48260), (988, 40640), (1016, 39520), (1040, 38608), (1216, 33020), (1235, 32512), (1270, 31616), (1280, 31369), (1520, 26416), (1651, 24320), (1664, 24130), (1976, 20320), (2032, 19760), (2080, 19304), (2413, 16640), (2432, 16510), (2470, 16256), (2540, 15808), (3040, 13208), (3302, 12160), (3328, 12065), (3952, 10160), (4064, 9880), (4160, 9652), (4826, 8320), (4864, 8255), (4940, 8128), (5080, 7904), (6080, 6604)]